
A/C and Heat Pump Equipment Identification (Mini Course)
2.5Air conditioners and heat-pumps come in many designs and sizes. This electrically powered HVAC equipment can be challenging to identify. This lesson describes how to identify A/C and heat pump equipment in buildings.
Air Barrier Basics (Mini Course)

Air Sealing Buildings (Short Course)
(7.0 CEUs) This lesson explores the nature of an air barrier, how to find air leaks, and how to seal ducts and the holes that ducts create through the building envelope.

Airflow and Static Pressure in HVAC Systems (Micro Course)
(0.9 CEU; 55 minutes) Airflow and static pressure are directly related to one another. Measuring static pressure is considerably easier than measuring airflow. Thus, we measure static pressure differences in different parts of a forced air system. This micro course gives you a quick rundown of how to measure static pressure and to make decisions based on your measurements.

Blower Door Testing (Test)
Test content: blower door preparation, set-up, choice of settings, test results, typical problems, air-leakage standards, and manometers.

Building Science (Test)
Test content: the fundamentals of energy efficiency, building construction, building energy retrofit, building materials, and building construction.

Building-Evaluation Skills (Test)
Test content: math reasoning skills, energy calculations, building characteristics, and knowledge of the way professionals evaluate buildings.

Combustion Safety (Mini Course)
(1.0 CEUs) Study the principles of combustion safety. Learn why combustion appliances are potential hazards, and how to inspect appliances for combustion-safety problems. Discover what you can do about combustion-safety problems when you find them.

Combustion Testing and Combustion Venting (Short Course)
(6.0 CEUs) Learn the basics of combustion safety testing & combustion venting systems, including chimneys, vent connectors and other components.

Cooling Principles (Mini Course)
1.0 CEUs) This lesson covers the sources of heat gain in buildings. The lesson discusses how your climate influences electricity consumption for cooling. It explains common energy-efficiency strategies that minimize cooling costs by reducing heat gains.

Cooling with Ventilation (Mini Course)
(2.0 CEUs) Learn to cool a home with only fans, for example: circulating fans, portable cooling fans, whole-house fans, and evaporative coolers

Duct Air Sealing (Mini Course)
(1.5 CEUs) Learn The most effective methods to test leaky duct systems. Study how to locate air leaks in different types of ducts, and how to seal and repair the ducts permanently.

Economical Window Shading (Micro Course)
Window shading is a vital energy retrofit for saving electricity on air conditioning and for providing acceptable comfort in buildings. This micro course introduces a variety of options for shading windows. Exterior window treatments are far superior to interior window treatments (with the exception of window films).

Energy Auditor/Energy Rater (Test)
Test content: building science, building evaluation skills, heating and cooling, baseload, ventilation systems, and moisture management.

Finding Major Air Leaks (Mini Course)
(2.0 CEUs) Air leakage is one of the largest sources of heat loss in winter and heat gain in summer. Learn about common air-leak locations found in residential buildings. If you can recognize these building characteristics, then finding the air leaks is simple.

Fraud, Waste, and Abuse in Purchasing and HR (Micro Course)
(0.5 CEU; 25 minutes) This important 13-minute video discusses Fraud, Waste and Abuse by comparing good purchasing and hiring practices with bad practices. This video is relevant especially to government agencies and non-profits.

Gas Combustion Heating Overview (Minicourse)
(2.0 CEUs) Learn the different types of burners and venting systems, and gas-combustion. Study gas-combustion equipment types, and common heat-distribution systems.

Heating and Cooling Equipment Fundamentals (Short Course)
(7.0 CEUs) Identify different types of heating-and-cooling systems. Energy specialists must know how to provide safety and efficiency for HVAC equipment and to understand the basics of equipment service and replacement.

Heating and Cooling Equipment Fundamentals (Test)
Test content: gas heating, air conditioners, heat pumps, the refrigeration cycle, combustion venting systems, and equipment identification.

Heating and Cooling Introduction (Mini Course)
(1.0 CEUs) Occupants experience discomfort, sub-optimal health, and reduced productivity in buildings that don’t provide adequate comfort. Learn how the thermal envelope, HVAC systems, and occupant behaviors affect the heating and cooling performance.

HVAC Basics (Short Course)
(8.0 CEUs) Understand how HVAC systems work, and what you can do to improve their efficiency. This is our most advanced course on HVAC. This course for energy auditors and inspectors or anyone that needs a detailed introductory course.

HVAC Refrigeration (Mini Course)
(2.5 CEUs) Study the refrigeration cycle and how HVAC refrigeration systems work. Learn about problems that reduce refrigeration efficiency, and how to recognize refrigeration problems.

HVAC Retro-Commissioning (Mini Course)
(1.0 CEU) HVAC systems are expensive to replace. When we solve HVAC problems without replacing the system, we benefit our client. This mini course covers how to improve existing HVAC systems through retro-commissioning. Retro-commissioning evaluates the functioning of HVAC systems through measurement and adjustment.

Insulation Materials and Equipment (Short Course)
(9.5 CEUs) You’ll learn about the blowing machines, hoses, power tools, hand tools, protective equipment, and work vehicles, used to install insulation in existing buildings and new ones.

Insulation Methods and Materials (Test)
Test content: fibrous insulation, foamboard insulation, spray foam insulation, installation equipment, tools, and PPE.

Introduction to Weatherization (Mini Course)
(1.5 CEUs) The Weatherization Assistance Program (WAP) is a federal program created by Congress in 1979. Since then, WAP has weatherized millions of low income homes, pioneered many innovations, and trained hundreds of thousands of workers.

Low-Energy Cooling (Mini Course)
(1.5 CEUs) Learn how to use low-energy cooling to minimize the amount of time that air conditioners operate. Strategies include cool roofs, window treatments, circulation fans, whole house fans, and evaporative coolers.

Mobile Home Weatherization (Short Course)
(9.0 CEUs) Mobile and manufactured homes are different in many ways from site-built homes. Insulation levels in the roof, walls, and floors are minimal. You will learn of variety of air-sealing, insulation, and repair methods in this course.

Mobile-Home Weatherization (Test)
Test content: mobile-home construction, air sealing, duct sealing, along with roof, wall, and floor insulation.

Multifamily Energy-Efficiency Potential (Micro Course)
Multifamily buildings present a huge opportunity to improve the energy efficiency of North America's housing stock. This micro course introduces examples of energy retrofits that save energy and money.

Quality Control Inspector (Test)
Tests you on the knowledge, training, and experience of an energy auditor who’s been on the job between for at least five years.

Steam and Hydronic Heating Basics (Micro Course)
(0.8 CEU; 50 minutes) This micro course outlines the most important concepts to understand how steam and hydronic heating systems work along with the problems that in fact these systems.

Stopping Heat Gain (Mini Course)
(2.0 CEUs) In climates with cooling needs, the most effective cooling strategy stops heat before it enters the building. Learn how heat enters buildings and the best strategies to stop heat gain. You’ll learn to limit heat gain in buildings, including: solar heat, air leakage, internal heat gains, and heat transmission.

Understanding Thermal Mass (Micro Course)
(0.5 CEU; 25 minutes) Thermal mass benefits some climates and building assemblies but not others. Study some scientific evidence on the value of thermal mass.

Wall Insulation Methods and Materials (Short Course)
wall insulation presents the challenge of insulating cavities that you can't look into. This course discusses the materials and methods of installing wall insulation

Whole-Building Ventilation (Short Course)
(8.0 CEUs) As we make buildings more airtight, we must install whole-building ventilation. Learn the building-science principles such as: indoor-air quality, air leakage, relative humidity, and ventilation strategies. Study a variety of different ventilation systems and how to install these systems.